Some people online believe many of us have dangerous parasites in our gut and need to flush them out with herbal supplements. Here's what doctors say about the trend.

The errors that quantum computers make are holding the technology back. But recent progress in quantum error correction has excited many researchers ...

Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical circles won’t tell you—your tools are too clunky to discover pi’s endless ...

IN this latest instalment* of Dr. R. V. Southwell's application of his relaxation method for the, solution of the differential equations of physics, the problems treated are of a kind which are ...

Climate-driven disturbances such as marine heat waves are rapidly reducing coral cover and degrading reef ecosystems ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Computational models are mathematical models used to numerically study the behaviour of complex systems by means of a computer simulation. A computational model can be used to make predictions of the ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

Liver disease includes many conditions that damage the liver and reduce its ability to support digestion, energy storage, and waste filtration. Symptoms can be mild or absent, but severe signs include ...